Numbers n for which 3*n is an isolated deficient number.

Terms

a(0) =117a(1) =667a(2) =737a(3) =917a(4) =997a(5) =1003a(6) =1083a(7) =1237a(8) =1283a(9) =1503a(10) =1577a(11) =1723a(12) =2077a(13) =2357a(14) =2403a(15) =2637a(16) =2963a(17) =3117a(18) =3197a(19) =3243a(20) =3803a(21) =4583a(22) =4737a(23) =4923a(24) =5717a(25) =5997a(26) =6043a(27) =6197a(28) =6277a(29) =6283